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2026. 6. 30. 작업

난이도 & 준비물

난이도 쉬움⏱ 예상 30~60🔧 잭스탠드

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Is topping up the oil enough of an oil change?

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In a word: No . To add more to it: Absolutely Not . There is one huge thing which you have not taken into account. That being carbon which deposits from the air/fuel mixture burning process. Where does it go? Right into the oil (among other places). A small amount of blow by occurs which also forces this mixture down into the crank case. Now you have it in the oil. When you don't change it out, it stays indefinitely in the crank case. Some of it gets trapped inside the oil filter. It doesn't sound to me like you've changed the filter, so now you've maxed it out and are circulating all that dirty oil right on through because the bypass has opened up. All that cruddy, dirty oil is running itself through what used to be nice bearings. Now, not so much. Those oil scraper rings are doing their best, but you haven't given them a chance. Just an ugly scene at this point. Something else you failed to realize is that you still have old oil in your system no matter how much replacement you've pu

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